| 发明名称 |
Method and apparatus for distance measurement |
| 摘要 |
The invention relates to a method and to an apparatus for measuring the distance between a measuring device and an object in which a light signal transmitted over the measurement path undergoes a phase shift which is converted into a frequency change in an oscillating circuit.
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| 申请公布号 |
US5874719(A) |
申请公布日期 |
1999.02.23 |
| 申请号 |
US19960659699 |
申请日期 |
1996.06.05 |
| 申请人 |
ERWIN SICK GMBH OPTIK -ELEKTRONIK |
发明人 |
HIPPENMEYER, HEINRICH;PIERENKEMPER, HANS-WERNER |
| 分类号 |
G06K7/015;G01S7/48;G01S7/489;G01S17/32;G01S17/36;G01S17/88;(IPC1-7):G06K7/10;G01N21/86 |
主分类号 |
G06K7/015 |
| 代理机构 |
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